* {
  padding: 0;
  margin: 0;
}
.mian {
  --main-color: #3b73f0;
  user-select: none;
  box-sizing: border-box;
}

span,
p,
textarea,
input,
img {
  transition: all 0.5s;
}

div,
span {
  line-height: 1.5;
}

.t_elli_more {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3; /* 设置显示的行数 */
  -webkit-box-orient: vertical;
}

.t_elli {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

img {
  vertical-align: middle;
}
